Mercedes W203 CLK C209 Power Steering Cooling Pipe Line Hose A2039976882

Mercedes W203 CLK C209 Power Steering Cooling Pipe Line Hose is an original hydraulic system component responsible for stable heat dissipation from the power steering fluid. Thanks to its factory geometry and precise fit for this specific Mercedes generation, it ensures proper circulation and cooling of the oil in the steering gear, which translates into precise system operation and extended pump service life.

Specifications and technical data

• SKU: RHD-A2039976882-2
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2039976882
• Substitutable numbers: A2039976882, A 203 997 68 82, BG
• Part type: Power Steering Pump
• Category: Power Steering Pumps

Purpose and function in the power steering system

The offered hose is a component of the Power steering pumps group, working in conjunction with the pump, reservoir, and steering gear in Mercedes C-Class W203 and CLK C209 models. Its function is to:

• transport power steering fluid in the low-pressure circuit,
• dissipate excess heat to the surroundings while driving,
• stabilize the operating temperature of the oil in the steering system,
• reduce the risk of overheating the pump and seals.

A properly selected cooling hose helps maintain consistent system performance, which is particularly important during maneuvering, parking, and city driving.

Construction and fitment for Mercedes W203 / CLK C209

The cooling hose has been designed specifically for the W203 and C209 body architecture, taking into account the routing in the engine bay and the front end area. Properly shaped rigid and flexible sections facilitate installation at factory mounting points, without the need for modifications or fitting universal replacements.

This solution ensures:

• proper hose routing while maintaining clearances from moving and hot components,
• stable mounting in original brackets,
• preservation of the factory power steering fluid flow characteristics.

Benefits of using an original cooling hose

Using an original cooling hose in a Mercedes power steering system provides a number of practical operational benefits. Compared to random replacements, this component offers:

• factory fitment for the specific body version,
• preservation of the fluid flow path designed by the manufacturer,
• reduced risk of leaks resulting from improper hose positioning,
• stable operation of the power steering pump across a wide temperature range.

For users who care about the proper operation of the steering system, replacing a worn or corroded hose with an original part is a sound investment in reliability and driving comfort.

Component condition and service application

The offered power steering cooling hose is a component removed from a vehicle, which allows for its cost-effective use in service and regeneration repairs. This type of part is perfect for:

• fixing leaks in the power steering system,
• comprehensive replacement of hoses around the pump and steering gear,
• restoring the factory configuration after previous modifications.

For workshops specializing in the Mercedes brand, this is a practical solution that allows maintaining compliance with factory specifications while reducing repair costs.

Expansion of hydraulic and fuel system service

When performing service work on hydraulic and fuel systems, it is worth paying attention to the correct selection of components based on factory numbers as well as bleeding and flushing procedures. Detailed information on diagnostics, selection by VIN/OEM, and maintenance of engine supply components can be found in the article: Fuel system – injectors, pumps, and fuel tank: maintenance and regeneration, which organizes key service issues in one place.

If you are planning a comprehensive repair or upgrade of the steering system area in your Mercedes and need other components from the same group, such as return hoses, high-pressure hoses, or additional hydraulic elements, check the available parts in the Mercedes Power steering pumps category.